/*
 * Copyright 2012 The Netty Project
 *
 * The Netty Project licenses this file to you under the Apache License,
 * version 2.0 (the "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at:
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */
package netty.chat.client.binary;

import io.netty.channel.ChannelHandler.Sharable;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.SimpleChannelInboundHandler;
import netty.chat.client.ClientConstants;
import netty.chat.protocal.ProtocalMsg;
import netty.chat.utils.C;

/**
 * 客户端业务处理器
 */
@Sharable
public class BinaryClientHandler extends SimpleChannelInboundHandler<ProtocalMsg> {

    @Override
    public void channelReadComplete(ChannelHandlerContext ctx) throws Exception {
    }

    @Override
    public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
      //  System.out.println("channel read"+msg);
        ProtocalMsg msgObj = (ProtocalMsg) msg;
        System.out.println(msgObj.getContent());
    }

    @Override
    public void channelActive(ChannelHandlerContext ctx) throws Exception {
        System.out.println("channel active");

        //send online
        ProtocalMsg pms = new ProtocalMsg();
        pms.setFromUserId(ClientConstants.fromUserId);
        pms.setMsgType(C.MSG_TYPE_ONLINE);
        ctx.writeAndFlush(pms);
    }

    @Override
    public void channelInactive(ChannelHandlerContext ctx) throws Exception {
        //System.out.println("channel inactive");
    }

    @Override
    protected void messageReceived(ChannelHandlerContext ctx, ProtocalMsg msg) {
        System.out.println("message received:" + msg.getContent());
    }

    @Override
    public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) {
        cause.printStackTrace();
        ctx.close();
    }

}
